---

Activity

2019

• PRESERVATION OF THE BURGESS SHALE BIOTA FROM MARBLE CANYON
  1 D19. Paleontology: Invertebrate Paleobiology
  Sunday, 22 September 2019

  8:00 AM - 12:00 PM

  Room 227ABC, North Building

---

2017

• QUANTIFYING ARCHEAN OXYGENATION - INSIGHTS FROM SULFIDE OXIDATION EXPERIMENTS AT LOW PO2
  T249 The Co-Evolution of Life and Its Environment during the Precambrian: The Rise of Oxygenic Photosynthesis and the Great Oxidation Event
  Tuesday, 24 October 2017

  1:30 PM - 5:30 PM

  Skagit 5
• LATE ORIGIN OF OXYGEN REGULATION IN ANIMALS
  T11 Oxygen and Ecosystems from the Proterozoic to the Paleozoic
  Sunday, 22 October 2017

  8:00 AM - 12:00 PM

  Room 607

---

2013

• THE EARLY PHANEROZOIC 'TAPHONOMIC WINDOW'
  T123 Konservat-Lagerstätten: Morphology, Ecology, and Taphonomy of Exceptionally Preserved Fossils I
  Monday, 28 October 2013

  8:00 AM - 12:00 PM

  Room 607

---

2010

• MODELLING EARTH SYSTEM CHANGES THROUGH THE SHURUM-WONOKA ANOMALY
  T161 Understanding High-Amplitude Stable Isotope Variations in Proterozoic Strata
  Tuesday, 2 November 2010

  8:00 AM - 12:00 PM

  Room 207

---

2009

• THE CHENGJIANG SCIENTIFIC DRILLING PROJECT: EVIDENCE FOR THE MECHANISM OF BURGESS SHALE-TYPE PRESERVATION
  4 Paleontology: Taphonomy & Preservation
  Sunday, 18 October 2009

  8:00 AM - 12:00 PM

  Portland Ballroom 256

---

2005

• TRACE METALS IN PRECAMBRIAN BLACK SHALES AND THE EVOLVING REDOX STATE OF THE EARLY OCEAN
  45 Marine Anoxia over Geologic Time—Where, When, Why, and Cause and Effect Relationships to the Evolving Biosphere III
  Thursday, 11 August 2005

  9:00 AM - 12:00 PM
• DISSOLVED ORGANIC CARBON AND MARINE SNOW IN THE PROKARYOTE DOMINATED PRECAMBRIAN OCEANS
  16 Oxygen and Evolution on Early Earth II
  Tuesday, 9 August 2005

  1:30 PM - 4:30 PM
• METAL LIMITATION OF NITROGEN-FIXING CYANOBACTERIA THROUGH TIME AND RESULTING ISOTOPIC TRENDS
  16 Oxygen and Evolution on Early Earth II
  Tuesday, 9 August 2005

  1:30 PM - 4:30 PM

---

2003

• THE EVOLUTION OF THE EARTH SURFACE SULFUR RESERVOIR
  205 Neoproterozoic Geobiology: Fossils, Clocks, Isotopes, and Rocks
  Wednesday, 5 November 2003

  8:00 AM - 12:00 PM

---

2002

• MULTIPLE ISOTOPE SULFUR FRACTIONATIONS PRODUCED DURING SULFATE REDUCTION: CONTEXT FOR INTERPRETATION AND ASTROBIOLOGICAL IMPLICATIONS
  T96 Microbial Sulfur Transformations Throughout Earth's History: Development, Changes, and Future of the Biogeochemical Sulfur Cycle
  Monday, 28 October 2002

  1:30 PM - 5:35 PM

---

2001

• STABLE ISOTOPES AND THE SEDIMENTARY SULFUR CYCLE
  164 Geobiology: Applications to Sedimentary Geology
  Thursday, 8 November 2001

  8:00 AM - 12:00 PM
• MICROBIAL SULFUR ISOTOPE FRACTIONATION IN MODERN SEDIMENTS AND THROUGH EARTH HISTORY
  T37 Sulfur Cycling in Precambrian to Recent Ocean-Atmosphere Systems: A Session Honoring the Career of William T. Holser
  Monday, 5 November 2001

  1:30 PM - 5:30 PM
• PHOSPHATE IN BIF'S: IMPLICATIONS FOR THE ARCHEAN BIOSPHERE
  23 Archean Earth and Contemporary Life: The Transition from an Anaerobic to an Aerobic Marine Ecosystem (Sponsored by NASA Astrobiology Institute)
  Tuesday, 26 June 2001

  10:00 AM - 4:30 PM